JPS5085922A - - Google Patents
Info
- Publication number
- JPS5085922A JPS5085922A JP49137652A JP13765274A JPS5085922A JP S5085922 A JPS5085922 A JP S5085922A JP 49137652 A JP49137652 A JP 49137652A JP 13765274 A JP13765274 A JP 13765274A JP S5085922 A JPS5085922 A JP S5085922A
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/048—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded combined with other safety valves, or with pressure control devices
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/2496—Self-proportioning or correlating systems
- Y10T137/2559—Self-controlled branched flow systems
- Y10T137/2562—Dividing and recombining
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7758—Pilot or servo controlled
- Y10T137/7762—Fluid pressure type
- Y10T137/7769—Single acting fluid servo
- Y10T137/777—Spring biased
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Safety Valves (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2359755A DE2359755C2 (de) | 1973-11-30 | 1973-11-30 | Hydraulisches Schaltventil |
| DE2359755 | 1973-11-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5085922A true JPS5085922A (it) | 1975-07-10 |
| JPS5920910B2 JPS5920910B2 (ja) | 1984-05-16 |
Family
ID=5899556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP49137652A Expired JPS5920910B2 (ja) | 1973-11-30 | 1974-11-29 | 液力式切り替え弁装置 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3905383A (it) |
| JP (1) | JPS5920910B2 (it) |
| DE (1) | DE2359755C2 (it) |
| FR (1) | FR2253158B1 (it) |
| GB (1) | GB1437703A (it) |
| IT (1) | IT1025990B (it) |
| RO (1) | RO70826A (it) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2437654A1 (fr) * | 1978-09-29 | 1980-04-25 | Renault | Regulateur-ecreteur de pression |
| US4254687A (en) * | 1979-10-24 | 1981-03-10 | The Cessna Aircraft Company | Flow control valve |
| EP0103349A1 (en) * | 1982-08-12 | 1984-03-21 | General Motors Corporation | Variable pressure control valve |
| DE3236566A1 (de) * | 1982-10-02 | 1984-04-05 | Robert Bosch Gmbh, 7000 Stuttgart | Einrichtung zum abschalten des von einer pumpe erzeugten, hydraulischen arbeitsdruckes |
| DE3331582A1 (de) * | 1983-09-01 | 1985-03-21 | Dr.Ing.H.C. F. Porsche Ag, 7000 Stuttgart | 4/3-wegeventil |
| DE4317524A1 (de) * | 1993-05-26 | 1994-12-01 | Walter Neumeister | Ventil |
| CN105443844B (zh) * | 2015-12-19 | 2018-06-19 | 无锡锡压压缩机有限公司 | 用于容积式真空泵的真空调节阀装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2664102A (en) * | 1948-03-19 | 1953-12-29 | Dresser Equipment Company | Hydraulic pumping system and by-pass valve therefor |
| FR84166E (fr) * | 1963-07-17 | 1964-12-04 | Citroen Sa Andre | Dispositif maintenant entre deux valeurs données la pression dans des circuits hydrauliques |
| US3241567A (en) * | 1964-06-26 | 1966-03-22 | Int Harvester Co | Pilot operated relief valve |
| DE2034214C3 (de) * | 1970-07-10 | 1981-11-12 | Robert Bosch Gmbh, 7000 Stuttgart | Vorgesteuertes Wegeventil für einen hydraulischen Servomotor |
-
1973
- 1973-11-30 DE DE2359755A patent/DE2359755C2/de not_active Expired
-
1974
- 1974-10-24 US US517809A patent/US3905383A/en not_active Expired - Lifetime
- 1974-11-20 GB GB5029174A patent/GB1437703A/en not_active Expired
- 1974-11-26 IT IT29809/74A patent/IT1025990B/it active
- 1974-11-29 FR FR7439146A patent/FR2253158B1/fr not_active Expired
- 1974-11-29 JP JP49137652A patent/JPS5920910B2/ja not_active Expired
- 1974-11-30 RO RO7480660A patent/RO70826A/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3905383A (en) | 1975-09-16 |
| IT1025990B (it) | 1978-08-30 |
| GB1437703A (en) | 1976-06-03 |
| FR2253158A1 (it) | 1975-06-27 |
| JPS5920910B2 (ja) | 1984-05-16 |
| RO70826A (ro) | 1982-03-24 |
| FR2253158B1 (it) | 1980-07-04 |
| DE2359755A1 (de) | 1975-06-05 |
| DE2359755C2 (de) | 1985-06-05 |